Math Problem Statement
Bạn đã nói: Question 30 Not yet answered Marked out of 1.00 Flag question Question text Suppose the graph of y = f(x) is given. Say how the graphs of y= f(x - 4) + 3 are obtained. a. Shifting the given graph 4 units to the left, then 3 units up. b. Shifting the given graph 4 units to the right, then 3 units down. c. Shifting the given graph 4 units to the right, then 3 units up. d. Shifting the given graph 3 units to the right, then 4 units down.
Solution
To solve this, let's analyze the transformation of the function into .
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Transformation of to :
- When we replace with , this results in a horizontal shift of the graph.
- The graph is shifted 4 units to the right. This is because when the input is decreased by 4 (i.e., ), the function is "delayed" by 4 units, meaning each point on the graph moves to the right by 4 units.
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Transformation of the function to (or ):
- Adding a constant (like +3) outside the function shifts the graph vertically.
- The graph is shifted 3 units up, as adding a constant to the function increases its output for every input.
Thus, the transformation involves a shift of 4 units to the right and 3 units up.
The correct answer is:
c. Shifting the given graph 4 units to the right, then 3 units up.
Would you like more details on transformations of functions, or do you have other questions? Here are some related questions to explore:
- How does the graph of compare to the graph of ?
- What happens when you shift a graph horizontally and vertically simultaneously?
- Can transformations like this be applied to trigonometric functions like ?
- How do reflections across the x-axis or y-axis affect the graph of a function?
- How would you interpret the transformation ?
Tip: When analyzing transformations, remember that a change to affects horizontal movement, while changes to the function (like adding or subtracting constants) affect vertical shifts.
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Math Problem Analysis
Mathematical Concepts
Function transformations
Horizontal shifts
Vertical shifts
Formulas
y = f(x - h) shifts the graph horizontally by h units
y = f(x) + k shifts the graph vertically by k units
Theorems
Horizontal shift theorem
Vertical shift theorem
Suitable Grade Level
Grades 9-12